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Buick Lucerne Owner Manual - 2011
CHANGE ENGINE OIL SOON
This message displays when service is required for the
vehicle. See your dealer. See Engine Oil
on page 6‑17
and Scheduled Maintenance
on page 7‑3
for more
information.
Acknowledging the CHANGE ENGINE OIL SOON
message will not reset the OIL LIFE REMAINING. That
must be done at the OIL LIFE screen under the vehicle
information menu. See “Oil Life” under DIC Operation
and Displays
on page 4‑41
and Engine Oil Life System
on page 6‑22
.
DRIVER DOOR OPEN
This message displays when the driver door is not
closed properly. Make sure that the door is closed
completely.
ENGINE HOT A/C (Air
Conditioning) OFF
This message displays when the engine coolant
becomes hotter than the normal operating temperature.
To avoid added strain on a hot engine, the air
conditioning compressor is automatically turned off.
When the coolant temperature returns to normal, the
A/C operation automatically resumes. You can continue
to drive your vehicle. If this message continues to
appear, have the system repaired by your dealer as
soon as possible to avoid compressor damage.
ENGINE OVERHEATED IDLE ENGINE
Notice: If you drive your vehicle while the engine is
overheating, severe engine damage may occur. If an
overheat warning appears on the instrument panel
cluster and/or DIC, stop the vehicle as soon as
possible. Do not increase the engine speed above
normal idling speed. See Engine Overheating
on
page 6‑35
for more information.
This message displays when the engine coolant
temperature is too hot. Stop and allow the vehicle to
idle until it cools down.
ENGINE OVERHEATED STOP ENGINE
Notice: If you drive your vehicle while the engine is
overheating, severe engine damage may occur. If an
overheat warning appears on the instrument panel
cluster and/or DIC, stop the vehicle as soon as
possible. See Engine Overheating
on page 6‑35
for
more information.
This message displays along with a continuous chime
when the engine has overheated. Stop and turn the
engine off immediately to avoid severe engine damage.
See Engine Overheating on page 6‑35.
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